Toyota COROLLA 2004 Electrical Wiring Diagram - heater
Heater
From Power Source System (See Page 48
1
10A
GAUGE
2
IG2
R–W
3B22
3B12
R–W
3B18
3B13
IM2
B–W
R–W
R–W
B–W
)
40A
HEATER
Air Inlet
Contr ol SW
R–W
A 8
Air Inlet Control SW
FRS
REC
IG FRS RSC GND
9
R–W
B 4
Blower Resis t or
67
G–W
L–W
12
FRS REC
M
5
Air Inlet Control
A11
8
W–B
Servo Motor
33
25
HTR
Relay
13
333
L–W
B
4
B
W–B
L–W
6
1
M
2
B–WB–W
I 7
4
B 5
Blower SW
1324
B–W
B 3
Blower Motor
IH11IH12IH16IH15
B–W
L–W
12
M1M2HI
L–B
R
OFFLO
W–B
R
5
W–B
AA
A
W–B
W–B
20 3A
11 3A
W–B W–B
A
W–B
192
2004 COROLLA (EWD533U)
IG
J 7
Junction
Connector
Service Hints
HTR Relay
5–3 : Closed with the ignition SW at ON position and the blower SW on
: Parts Location
Code See Page Code See Page Code See Page
A8 34 B3 34 B5 34
A11 34 B4 34 J7 35
:
Relay Blocks
Code See Page Relay Blocks (Relay Block Location)
3 28 RH R/B (Right Side of the Instrument Panel Reinforcement)
:
Junction Block and Wire Harness Connector
Code See Page Junction Block and Wire Harness (Connector Location)
IG 25
IM 24
3A
28 Instrument Panel Wire and RH J/B (Right Side of the Instrument Panel Reinforcement)
3B
:
Connector Joining Wire Harness and Wire Harness
Code See Page Joining Wire Harness and Wire Harness (Connector Location)
IH1 42 Instrument Panel Wire and A/C Sub Wire (Left Upper Side of the Blower Unit)
Instrument Panel Wire and Instrument Panel J/B (Lower Finish Panel)
:
Ground Points
Code See Page Ground Points Location
IG 40 Right Kick Panel
:
Splice Points
Code See Page Wire Harness with Splice Points Code See Page Wire Harness with Splice Points
I7 42 Instrument Panel Wire
2004 COROLLA (EWD533U)
193
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